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Groups > linux.kernel > #1627235
| From | Laurent Dufour <ldufour@linux.vnet.ibm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [RFC 2/2] mm: skip HWPoisoned pages when onlining pages |
| Date | 2017-04-20 11:30 +0200 |
| Message-ID | <tygzv-7a4-5@gated-at.bofh.it> (permalink) |
| References | <tygzv-7a4-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The commit b023f46813cd ("memory-hotplug: skip HWPoisoned page when
offlining pages") skip the HWPoisoned pages when offlining pages, but
this should be skipped when onlining the pages too.
Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com>
---
mm/memory_hotplug.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 6fa7208bcd56..20e1fadc2369 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -942,6 +942,8 @@ static int online_pages_range(unsigned long start_pfn, unsigned long nr_pages,
if (PageReserved(pfn_to_page(start_pfn)))
for (i = 0; i < nr_pages; i++) {
page = pfn_to_page(start_pfn + i);
+ if (PageHWPoison(page))
+ continue;
(*online_page_callback)(page);
onlined_pages++;
}
--
2.7.4
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[RFC 0/2] BUG raised when onlining HWPoisoned page Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2017-04-20 11:30 +0200
[RFC 2/2] mm: skip HWPoisoned pages when onlining pages Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2017-04-20 11:30 +0200
[RFC 1/2] mm: Uncharge poisoned pages Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2017-04-20 11:30 +0200
Re: [RFC 1/2] mm: Uncharge poisoned pages Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> - 2017-04-24 11:10 +0200
Re: [RFC 1/2] mm: Uncharge poisoned pages Laurent Dufour <ldufour@linux.vnet.ibm.com> - 2017-04-24 15:20 +0200
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